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SubjectRe: [PATCH net] net: phy: marvell10g: Fix Multi-G advertisement to only advertise 10G
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From: Maxime Chevallier <maxime.chevallier@bootlin.com>
Date: Thu, 21 Feb 2019 17:54:11 +0100

> Some Marvell Alaska PHYs support 2.5G, 5G and 10G BaseT links. Their
> default behaviour is to advertise all of these modes, but at the moment,
> only 10GBaseT is supported. To prevent link partners from establishing
> link at that speed, clear these modes upon configuring aneg parameters.
>
> Fixes: 20b2af32ff3f ("net: phy: add Marvell Alaska X 88X3310 10Gigabit PHY support")
> Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
> Reported-by: Russell King <linux@armlinux.org.uk>
> ---
>
> Dave,
>
> This patch will conflict when merging net into net-next, and is actually
> not needed there. In net-next, this issue is fixed by the recent work
> done by Andrew and Heiner, that introduce more generic ways to handle aneg
> configuration for C45 PHYs.
>
> The commit fixing this would be :
> 3de97f3c6308 ("net: phy: marvell10g: use genphy_c45_an_config_aneg")
>
> However this fix should be backported, hence why it was implemented in a
> small standalone patch here.
>
> Please tell me if you have any issue with this.

Understood, this is fine.

Applied and queued up for -stable.

Thanks.

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